WIP - Attempt to add av1 support

For some reason Chrome doesn't detect the codec despite definitely
supporting AV1 decoding.  Nothing telling show up in console,
chrome://webrtc-internals/, or chrome://media-internals/.  Testing
via `docker-compose up`.

.docker/base/0001-Fix-MIME-type.patch

@@ -0,0 +1,25 @@
+From d84ef27b1b2ec2769aa2805bcc54f5601a4ba59a Mon Sep 17 00:00:00 2001
+From: Ethan Waldo <[email protected]>
+Date: Sat, 7 Jan 2023 17:45:27 -0500
+Subject: [PATCH] Fix MIME type
+
+---
+ gstreamer-plugin/gstsvtav1enc.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/gstreamer-plugin/gstsvtav1enc.c b/gstreamer-plugin/gstsvtav1enc.c
+index 108824c1..86ee29da 100644
+--- a/gstreamer-plugin/gstsvtav1enc.c
++++ b/gstreamer-plugin/gstsvtav1enc.c
+@@ -129,7 +129,7 @@ static GstStaticPadTemplate gst_svtav1enc_src_pad_template =
+ GST_STATIC_PAD_TEMPLATE ("src",
+     GST_PAD_SRC,
+     GST_PAD_ALWAYS,
+-    GST_STATIC_CAPS ("video/x-av1, "
++    GST_STATIC_CAPS ("video/AV1, "
+         "stream-format = (string) byte-stream, "
+         "alignment = (string) au, "
+         "width = (int) [64, 3840], "
+--
+2.20.1
+

.docker/base/Dockerfile

@@ -4,11 +4,12 @@
 FROM golang:1.18-bullseye as server
 WORKDIR /src
 
+COPY .docker/base/0001-Fix-MIME-type.patch .
 #
 # install dependencies
 RUN set -eux; apt-get update; \
-    apt-get install -y --no-install-recommends git cmake make libx11-dev libxrandr-dev libxtst-dev \
-    libgstreamer1.0-dev libgstreamer-plugins-base1.0-dev gstreamer1.0-plugins-base gstreamer1.0-plugins-good gstreamer1.0-plugins-bad gstreamer1.0-plugins-ugly; \
+    apt-get install -y --no-install-recommends git cmake make libx11-dev libxrandr-dev libxtst-dev python3-pip pkg-config yasm \
+    gstreamer1.0-tools libgstreamer1.0-dev libgstreamer-plugins-base1.0-dev gstreamer1.0-plugins-base gstreamer1.0-plugins-good gstreamer1.0-plugins-bad gstreamer1.0-plugins-ugly; \
     #
     # install libclipboard
     set -eux; \
@@ -18,8 +19,22 @@ RUN set -eux; apt-get update; \
     cmake .; \
     make -j4; \
     make install; \
+    cd /tmp; \
     rm -rf /tmp/libclipboard; \
     #
+    # install libgstsvtav1enc.so
+    pip3 install meson ninja; \
+    git clone --depth=1 --branch v1.4.1 https://gitlab.com/AOMediaCodec/SVT-AV1.git; \
+    git config --global user.email "[email protected]"; \
+    git config --global user.name "Your Name"; \
+    git -C SVT-AV1 am /src/0001-Fix-MIME-type.patch; \
+    SVT-AV1/Build/linux/build.sh debug; \
+    cp /tmp/SVT-AV1/Source/API/Eb*.h /usr/local/include; \
+    cmake -P SVT-AV1/Build/linux/Debug/Source/Lib/Encoder/cmake_install.cmake; \
+    cd SVT-AV1/gstreamer-plugin; \
+    meson -Dprefix=/usr build; \
+    ninja -C build install; \
+    #
     # clean up
     apt-get clean -y; \
     rm -rf /var/lib/apt/lists/* /var/cache/apt/*
@@ -79,7 +94,7 @@ RUN set -eux; \
     # gst + vaapi plugin
     apt-get install -y --no-install-recommends libgstreamer1.0-dev libgstreamer-plugins-base1.0-dev \
                     gstreamer1.0-plugins-base gstreamer1.0-plugins-good gstreamer1.0-plugins-bad gstreamer1.0-plugins-ugly gstreamer1.0-pulseaudio \
-                    gstreamer1.0-vaapi ;\
+                    gstreamer1.0-vaapi gstreamer1.0-tools;\
     #
     # install fonts
     apt-get install -y --no-install-recommends \
@@ -136,6 +151,10 @@ ENV RENDER_GID=
 #
 # copy static files from previous stages
 COPY --from=server /src/bin/neko /usr/bin/neko
+COPY --from=server /usr/local/lib/libSvtAv1Enc.so.1.4.1 /usr/lib/x86_64-linux-gnu/libSvtAv1Enc.so.1.4.1
+COPY --from=server /usr/local/lib/libSvtAv1Enc.so.1 /usr/lib/x86_64-linux-gnu/libSvtAv1Enc.so.1
+COPY --from=server /usr/lib/gstreamer-1.0/libgstsvtav1enc.so /usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstsvtav1enc.so
+
 COPY --from=client /src/dist/ /var/www
 
 HEALTHCHECK --interval=10s --timeout=5s --retries=8 \

.docker/chromium/Dockerfile

@@ -6,7 +6,7 @@ FROM $BASE_IMAGE
 RUN set -eux; \
     echo "deb http://ftp.de.debian.org/debian bookworm main" >> /etc/apt/sources.list; \
     apt-get update; \
-    apt-get install -y --no-install-recommends unzip chromium chromium-common chromium-sandbox openbox; \
+    apt-get install -y --no-install-recommends unzip chromium chromium-common chromium-sandbox openbox svt-av1; \
     #
     # install widevine module
     CHROMIUM_DIR="/usr/lib/chromium"; \

docker-compose.yaml

@@ -7,9 +7,18 @@ services:
     ports:
       - "8080:8080"
       - "52000-52100:52000-52100/udp"
+    cap_add:
+      - ALL
     environment:
+      NEKO_BIND: :8080
       NEKO_SCREEN: 1920x1080@30
+      NEKO_MAX_FPS: 30
+      #NEKO_AV1: "true"
+      NEKO_VIDEO_CODEC: av1
+      NEKO_VIDEO_BITRATE: 1000
+      NEKO_VIDEO: ximagesrc display-name=%s show-pointer=true use-damage=false ! video/x-raw,framerate=30/1 ! videoconvert ! queue ! svtav1enc
       NEKO_PASSWORD: neko
       NEKO_PASSWORD_ADMIN: admin
       NEKO_EPR: 52000-52100
-      NEKO_ICELITE: 1
+      NEKO_ICELITE: "true"
+      GST_DEBUG: 3

docs/getting-started/configuration.md

@@ -66,6 +66,7 @@ nat1to1: <ip>
 ### Video
 
 #### `NEKO_VIDEO_CODEC`:
+  - av1 *(best option)*
   - vp8 *(default encoder)*
   - vp9 *(parameter not optimized yet)*
   - h264 *(second best option)*
@@ -161,6 +162,7 @@ Flags:
       --audio string                audio codec parameters to use for streaming
       --audio_bitrate int           audio bitrate in kbit/s (default 128)
       --audio_codec string          audio codec to be used (default "opus")
+      --av1                         DEPRECATED: use video_codec
       --bind string                 address/port/socket to serve neko (default "127.0.0.1:8080")
       --broadcast_pipeline string   custom gst pipeline used for broadcasting, strings {url} {device} {display} will be replaced
       --broadcast_url string        URL for broadcasting, setting this value will automatically enable broadcasting

server/go.mod

@@ -8,21 +8,21 @@ require (
 	github.com/go-chi/cors v1.2.1
 	github.com/gorilla/websocket v1.5.0
 	github.com/kataras/go-events v0.0.3
-	github.com/pion/ice/v2 v2.2.11 // indirect
+	github.com/pion/ice/v2 v2.2.13 // indirect
 	github.com/pion/interceptor v0.1.12
 	github.com/pion/logging v0.2.2
 	github.com/pion/rtp v1.7.13 // indirect
-	github.com/pion/srtp/v2 v2.0.10 // indirect
-	github.com/pion/webrtc/v3 v3.1.47
+	github.com/pion/srtp/v2 v2.0.11 // indirect
+	github.com/pion/webrtc/v3 v3.1.50
 	github.com/pkg/errors v0.9.1
 	github.com/rs/zerolog v1.28.0
 	github.com/spf13/cast v1.5.0 // indirect
 	github.com/spf13/cobra v1.6.0
 	github.com/spf13/viper v1.13.0
-	golang.org/x/crypto v0.1.0 // indirect
-	golang.org/x/net v0.1.0 // indirect
-	golang.org/x/sys v0.1.0 // indirect
-	golang.org/x/text v0.4.0 // indirect
+	golang.org/x/crypto v0.5.0 // indirect
+	golang.org/x/net v0.5.0 // indirect
+	golang.org/x/sys v0.4.0 // indirect
+	golang.org/x/text v0.6.0 // indirect
 	gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c // indirect
 )
 
@@ -37,16 +37,16 @@ require (
 	github.com/mitchellh/mapstructure v1.5.0 // indirect
 	github.com/pelletier/go-toml v1.9.5 // indirect
 	github.com/pelletier/go-toml/v2 v2.0.5 // indirect
-	github.com/pion/datachannel v1.5.2 // indirect
+	github.com/pion/datachannel v1.5.5 // indirect
 	github.com/pion/dtls/v2 v2.1.5 // indirect
 	github.com/pion/mdns v0.0.5 // indirect
 	github.com/pion/randutil v0.1.0 // indirect
 	github.com/pion/rtcp v1.2.10 // indirect
-	github.com/pion/sctp v1.8.3 // indirect
+	github.com/pion/sctp v1.8.5 // indirect
 	github.com/pion/sdp/v3 v3.0.6 // indirect
 	github.com/pion/stun v0.3.5 // indirect
-	github.com/pion/transport v0.13.1 // indirect
-	github.com/pion/turn/v2 v2.0.8 // indirect
+	github.com/pion/transport v0.14.1 // indirect
+	github.com/pion/turn/v2 v2.0.9 // indirect
 	github.com/pion/udp v0.1.1 // indirect
 	github.com/spf13/afero v1.9.2 // indirect
 	github.com/spf13/jwalterweatherman v1.1.0 // indirect